Name: LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs
Brand: LLG Labware
SKU: 4.008 271
Price: 10.74 GBP
Availability: InStock

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<p>The LLG Labware UltraClean Closure, 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, is designed for high-performance sealing in headspace and analytical applications where sample purity and low contamination levels are critical. This UltraClean closure combines a durable aluminium cap with a high-quality silicone/PTFE septum, making it suitable for sensitive workflows such as gas chromatography and headspace analysis. The centre hole design enables convenient syringe access while maintaining reliable sealing performance during repeated use.</p><h2><strong>Key Features:</strong></h2><ul><li><strong>Brand:</strong> LLG Labware</li><li><strong>Designed for 20 mm headspace vial systems:</strong> Suitable for use with standard 20 mm headspace vials, supporting secure and consistent closure in analytical and GC applications.</li><li><strong>Aluminium cap with clear lacquered finish:</strong> Provides a robust and stable closure, with the lacquered surface offering additional protection and reliable handling performance.</li><li><strong>UltraClean closure for sensitive applications:</strong> Engineered to support low contamination levels, making it ideal for analytical workflows where sample purity is essential.</li><li><strong>Centre hole for direct septum access:</strong> Allows syringe-based injection or sampling without removing the cap, helping improve efficiency and reduce contamination risk.</li><li><strong>Silicone transparent blue/PTFE white septum:</strong> Combines the flexibility of silicone with the chemical resistance of PTFE, supporting reliable sealing and compatibility with a wide range of solvents.</li><li><strong>45° Shore A hardness:</strong> Provides a softer septum for easier puncture while maintaining effective resealing performance during repeated injections.</li><li><strong>3.0 mm septum thickness:</strong> Offers enhanced sealing performance and durability, particularly suited to headspace and GC applications.</li><li><strong>Suitable for GC and headspace analysis:</strong> Designed for applications requiring gas-tight sealing and consistent septum performance in analytical workflows.</li><li><strong>Helps minimise leakage and contamination:</strong> The closure system supports secure sample containment, helping reduce evaporation, contamination, and sample loss.</li></ul><p>The LLG Labware UltraClean Closure is a dependable choice for laboratories that require high-quality, low-contamination vial closures for analytical and headspace applications. When you order through LabFriend, you gain access to trusted laboratory consumables, dependable sourcing, and support in selecting the right closure solutions for your workflow. Choose LabFriend for reliable vial closures that help maintain sample integrity, support accurate analysis, and improve laboratory efficiency.</p><br/><br/><h2><strong>Frequently Asked Questions</strong></h2><h3>1. What is the LLG UltraClean Closure 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone Transparent Blue/PTFE White, 45° Shore A, 3.0 mm used for?</h3><p>It is designed for high-performance sealing in headspace and analytical applications where sample purity and low contamination levels are critical. This UltraClean closure combines a durable aluminium cap with a high-quality silicone/PTFE septum, making it suitable for sensitive workflows such as gas chromatography and headspace analysis. The centre hole design enables convenient syringe access while maintaining reliable sealing performance during repeated use.</p><h3>2. Is this product suitable for high-performance sealing in headspace and analytical applications where sample purity and low contamination levels are critical?</h3><p>Yes. It is designed for high-performance sealing in headspace and analytical applications where sample purity and low contamination levels are critical, and offers suitable for use with standard 20 mm headspace vials, supporting secure and consistent closure in analytical and GC applications. and a robust and stable closure, with the lacquered surface offering additional protection and reliable handling performance. to support this kind of work.</p><h3>3. What designed for 20 mm headspace vial systems and aluminium cap with clear lacquered finish does this product have?</h3><p>It has the following key features: suitable for use with standard 20 mm headspace vials, supporting secure and consistent closure in analytical and GC applications., a robust and stable closure, with the lacquered surface offering additional protection and reliable handling performance. and engineered to support low contamination levels, making it ideal for analytical workflows where sample purity is essential.</p><h3>4. What centre hole for direct septum access and silicone transparent blue/ptfe white septum does this product offer?</h3><p>It offers syringe-based injection or sampling without removing the cap, helping improve efficiency and reduce contamination risk., combines the flexibility of silicone with the chemical resistance of PTFE, supporting reliable sealing and compatibility with a wide range of solvents., a softer septum for easier puncture while maintaining effective resealing performance during repeated injections. and enhanced sealing performance and durability, particularly suited to headspace and GC applications.</p>

LLG UltraClean Closure 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone Transparent Blue/PTFE White for a secure, reliable seal.

LLG UltraClean Closure 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone Transparent Blue/PTFE White, 45° Shore A, 3.0 mm

LLG-UltraClean Closure: 20mm Aluminium Headspace Cap, clear lacquered, centre hole, Silicone transparent blue/PTFE white, 45° shore A, 3.0mm,

<p>The LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone White/PTFE Beige, 45° Shore A, 3.2 mm, Pack Of 100 is designed for laboratory sealing applications requiring a 20 mm combination seal with aluminium headspace cap and centre hole. The clear lacquered aluminium cap is paired with silicone white/PTFE beige material, 45° Shore A hardness, and 3.2 mm thickness for practical laboratory use.</p><h2><strong>Key Features:</strong></h2><ul><li><strong>Brand:</strong> LLG Labware</li><li><strong>Product Type:</strong> Combination seal</li><li><strong>Size:</strong> 20 mm</li><li><strong>Cap Type:</strong> Aluminium headspace cap</li><li><strong>Cap Finish:</strong> Clear lacquered</li><li><strong>Cap Design:</strong> Centre hole</li><li><strong>Seal Material:</strong> Silicone white/PTFE beige</li><li><strong>Hardness:</strong> 45° Shore A</li><li><strong>Thickness:</strong> 3.2 mm</li><li><strong>Pack Size:</strong> Pack of 100</li></ul><p>This LLG Labware combination seal is suitable for laboratories requiring a 20 mm aluminium headspace cap seal with centre hole, silicone white/PTFE beige liner, and pack of 100 format.</p><br/><br/><h2><strong>Frequently Asked Questions</strong></h2><h3>1. What is the LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone White/PTFE Beige, 45° Shore A, 3.2 mm, Pack Of 100 used for?</h3><p>It is designed for laboratory sealing applications requiring a 20 mm combination seal with aluminium headspace cap and centre hole. The clear lacquered aluminium cap is paired with silicone white/PTFE beige material, 45° Shore A hardness, and 3.2 mm thickness for practical laboratory use.</p><h3>2. Is this product suitable for laboratory sealing applications requiring a 20 mm combination seal with aluminium headspace cap and centre hole?</h3><p>Yes. It is designed for laboratory sealing applications requiring a 20 mm combination seal with aluminium headspace cap and centre hole, and offers a size of 20 mm and a hardness of 45° Shore A to support this kind of work.</p><h3>3. What size and hardness does this product have?</h3><p>It has a size of 20 mm, a hardness of 45° Shore A and a thickness of 3.2 mm.</p><h3>4. What cap type and cap finish does this product offer?</h3><p>It offers aluminium headspace cap, clear lacquered, centre hole and silicone white/PTFE beige.</p>

LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone White/PTFE Beige, 45° for a secure, reliable seal.

LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone White/PTFE Beige, 45° Shore A, 3.2 mm, Pack Of 100

LLG-20mm Combination Seal: Aluminium Headspace Cap, clear lacquered, centre hole, Silicone white/PTFE beige, 45° shore A, 3.2mm, pack of 100

<p>The LLG Labware 20 mm Combination Seal, with aluminium headspace cap, clear lacquered finish, and centre hole, is designed for secure vial closure in headspace and analytical applications where reliable sealing and sample integrity are critical. Featuring a Pharma-Fix septa made from butyl with a PTFE layer, this combination seal supports consistent performance in demanding laboratory workflows, including gas chromatography and headspace analysis. The centre hole design enables convenient syringe access while maintaining a secure seal during repeated use.</p><h2><strong>Key Features:</strong></h2><ul><li><strong>Brand:</strong> LLG Labware</li><li><strong>Designed for 20 mm headspace vials:</strong> Suitable for use with standard 20 mm headspace vial systems, supporting secure and reliable closure in analytical and GC applications.</li><li><strong>Aluminium headspace cap with clear lacquered finish:</strong> Provides a durable and stable closure, with the lacquered surface offering additional protection and consistent handling performance.</li><li><strong>Centre hole for direct septum access:</strong> Allows syringe penetration without removing the cap, supporting efficient sample injection and extraction in analytical workflows.</li><li><strong>Pharma-Fix septa Butyl/PTFE construction:</strong> Combines the low permeability of butyl rubber with the chemical resistance of PTFE, making it suitable for headspace and solvent-based applications.</li><li><strong>50° Shore A hardness:</strong> The septum hardness is optimised for reliable puncture and resealing, helping maintain sample integrity during repeated injections.</li><li><strong>3.0 mm septum thickness:</strong> Provides enhanced sealing performance and durability, particularly suited to headspace applications requiring consistent barrier properties.</li><li><strong>Suitable for GC and headspace analysis:</strong> Designed for analytical workflows where gas-tight sealing and reliable septum performance are essential.</li><li><strong>Helps reduce leakage and contamination:</strong> The cap and septum assembly supports secure sample containment, helping minimise evaporation, contamination, and sample loss.</li></ul><p>The LLG Labware 20 mm Combination Seal is a dependable choice for laboratories requiring high-performance vial closures for headspace and analytical applications. When you order through LabFriend, you gain access to trusted laboratory consumables, dependable sourcing, and support in selecting the right vial accessories for your workflow. Choose LabFriend for closure solutions that help maintain sample integrity, support accurate analysis, and improve laboratory efficiency.</p><br/><br/><h2><strong>Frequently Asked Questions</strong></h2><h3>1. What is the LLG 20 mm Combination Seal Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pharma-Fix-Septa, Butyl/PTFE, 50° Shore A, 3.0 mm used for?</h3><p>It is designed for secure vial closure in headspace and analytical applications where reliable sealing and sample integrity are critical. Featuring a Pharma-Fix septa made from butyl with a PTFE layer, this combination seal supports consistent performance in demanding laboratory workflows, including gas chromatography and headspace analysis. The centre hole design enables convenient syringe access while maintaining a secure seal during repeated use.</p><h3>2. Is this product suitable for secure vial closure in headspace and analytical applications where reliable sealing and sample integrity are critical?</h3><p>Yes. It is designed for secure vial closure in headspace and analytical applications where reliable sealing and sample integrity are critical, and offers suitable for use with standard 20 mm headspace vial systems, supporting secure and reliable closure in analytical and GC applications. and a durable and stable closure, with the lacquered surface offering additional protection and consistent handling performance. to support this kind of work.</p><h3>3. What designed for 20 mm headspace vials and aluminium headspace cap with clear lacquered finish does this product have?</h3><p>It has the following key features: suitable for use with standard 20 mm headspace vial systems, supporting secure and reliable closure in analytical and GC applications., a durable and stable closure, with the lacquered surface offering additional protection and consistent handling performance. and syringe penetration without removing the cap, supporting efficient sample injection and extraction in analytical workflows.</p><h3>4. What pharma-fix septa butyl/ptfe construction and 50° shore a hardness does this product offer?</h3><p>It offers the following key features: combines the low permeability of butyl rubber with the chemical resistance of PTFE, making it suitable for headspace and solvent-based applications., the septum hardness is optimised for reliable puncture and resealing, helping maintain sample integrity during repeated injections., enhanced sealing performance and durability, particularly suited to headspace applications requiring consistent barrier properties. and designed for analytical workflows where gas-tight sealing and reliable septum performance are essential.</p>

LLG 20 mm Combination Seal Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pharma-Fix-Septa, Butyl/PTFE, 50° Shore for a secure, reliable seal.

LLG 20 mm Combination Seal Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pharma-Fix-Septa, Butyl/PTFE, 50° Shore A, 3.0 mm

LLG-20mm Combination Seal: Aluminium Headspace Cap, clear lacquered, centre hole, Pharma-Fix-Septa, Butyl/PTFE, 50° shore A, 3.0mm,

<p>The LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm is designed for secure sealing in headspace vial applications. Featuring a clear lacquered aluminium cap with centre hole and moulded butyl/PTFE septa, this combination seal supports reliable closure, chemical resistance, and consistent performance in analytical workflows.</p><h2><strong>Key Features:</strong></h2><ul><li><strong>Brand:</strong> LLG Labware</li><li><strong>Product Type:</strong> Combination seal for headspace vials</li><li><strong>Cap Material:</strong> Aluminium</li><li><strong>Cap Finish:</strong> Clear lacquered</li><li><strong>Size:</strong> 20 mm</li><li><strong>Design:</strong> Centre hole</li><li><strong>Septa Material:</strong> Moulded butyl/PTFE, grey</li><li><strong>Hardness:</strong> 50° Shore A</li><li><strong>Thickness:</strong> 3.0 mm</li><li><strong>Application:</strong> Suitable for headspace vial sealing in laboratory analysis</li></ul><p>These LLG Labware combination seals are a practical choice for laboratories requiring dependable sealing performance, consistent septa quality, and reliable results in headspace analysis.</p><br/><br/><h2><strong>Frequently Asked Questions</strong></h2><h3>1. What is the LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm used for?</h3><p>It is designed for secure sealing in headspace vial applications. Featuring a clear lacquered aluminium cap with centre hole and moulded butyl/PTFE septa, this combination seal supports reliable closure, chemical resistance, and consistent performance in analytical workflows.</p><h3>2. Is this product suitable for headspace vial sealing in laboratory analysis?</h3><p>Yes. It is designed for headspace vial sealing in laboratory analysis, and offers a size of 20 mm and a hardness of 50° Shore A to support this kind of work.</p><h3>3. What size and hardness does this product have?</h3><p>It has a size of 20 mm, a hardness of 50° Shore A and a thickness of 3.0 mm.</p><h3>4. What cap material and cap finish does this product offer?</h3><p>It offers aluminium, clear lacquered, centre hole and moulded butyl/PTFE, grey.</p>

LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey for a secure, reliable seal.

LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm

LLG-20mm Combination Seal: Aluminium Headspace Cap, clear lacquered, centre hole. Moulded Septa Butyl/PTFE, grey, 50° shore A, 3.0mm, pack of

LLG-20mm Aluminium Headspace Cap, clear lacquered, centre hole, pack of 100pcs

<p>The LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs is designed for secure sealing of compatible headspace vials. Made from clear lacquered aluminium, this cap features a centre hole and supports reliable sample containment for routine headspace analysis workflows.</p><h2><strong>Key Features:</strong></h2><ul><li><strong>Brand:</strong> LLG Labware</li><li><strong>Cap Size:</strong> 20 mm</li><li><strong>Cap Material:</strong> Aluminium</li><li><strong>Finish:</strong> Clear lacquered</li><li><strong>Design:</strong> Centre hole</li><li><strong>Application:</strong> Headspace vial sealing and analytical workflows</li><li><strong>Packaging:</strong> Pack of 100 pcs</li></ul><p>This aluminium headspace cap is a practical choice for laboratories requiring dependable vial closures for routine headspace sample preparation and analysis.</p><br/><br/><h2><strong>Frequently Asked Questions</strong></h2><h3>1. What is the LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs used for?</h3><p>It is designed for secure sealing of compatible headspace vials. Made from clear lacquered aluminium, this cap features a centre hole and supports reliable sample containment for routine headspace analysis workflows.</p><h3>2. Is this product suitable for Headspace vial sealing and analytical workflows?</h3><p>Yes. It is designed for Headspace vial sealing and analytical workflows, and offers a cap size of 20 mm to support this kind of work.</p><h3>3. What cap size does this product have?</h3><p>It has a cap size of 20 mm.</p><h3>4. What cap material and finish does this product offer?</h3><p>It offers aluminium, clear lacquered and centre hole.</p>

LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs for dependable everyday laboratory performance.

product	Mfr #	Part #	Product name	Material	Cap size	Price	Availability
	4001557	4.001 557	LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Moulded Septa Butyl/PTFE Grey, 50° Shore A, 3.0 mm	Aluminium	ND20	£40.83	In stock
	7050286	7.050 286	LLG UltraClean Closure 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone Transparent Blue/PTFE White, 45° Shore A, 3.0 mm	Aluminium	ND20	£68.02	In stock
	9003456	9.003 456	LLG Labware 20 mm Combination Seal, Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Silicone White/PTFE Beige, 45° Shore A, 3.2 mm, Pack Of 100	Aluminium	ND20	£60.54	In stock
	4008276	4.008 276	LLG 20 mm Combination Seal Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pharma-Fix-Septa, Butyl/PTFE, 50° Shore A, 3.0 mm	Aluminium	ND20	£50.60	In stock

LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs

Excl. VAT

Product overview

Key Features:

Frequently Asked Questions

1. What is the LLG Labware 20 mm Aluminium Headspace Cap, Clear Lacquered, Centre Hole, Pack of 100 pcs used for?

2. Is this product suitable for Headspace vial sealing and analytical workflows?

3. What cap size does this product have?

4. What cap material and finish does this product offer?

Product Specifications

Products related to this item (4)

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